제출 #350013

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
350013	2021-01-18 21:08:09	arnold518	Putovanje (COCI20_putovanje)	C++14	110 / 110	213 ms	30460 KiB

putovanje

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int MAXN = 2e5;
struct Edge
{
  int u, v, p, q;
};
int N;
vector<Edge> adj[MAXN+10];
int par[MAXN+10][30], dep[MAXN+10];
int dp[MAXN+10];
void dfs(int now, int bef, int d)
{
  par[now][0]=bef;
  dep[now]=d;
  for(auto nxt : adj[now])
  {
    if(nxt.v==bef) continue;
    dfs(nxt.v, now, d+1);
  }
}
 
 
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컴파일 시 표준 에러 (stderr) 메시지

putovanje.cpp: In function 'int main()':
putovanje.cpp:55:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   55 |  scanf("%d", &N);
      |  ~~~~~^~~~~~~~~~
putovanje.cpp:59:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   59 |   scanf("%d%d%d%d", &u, &v, &p, &q);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 20 / 20
• Subtask 2: 25 / 25
• Subtask 3: 65 / 65